The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 09, 2014

Filed:

Sep. 20, 2013
Applicant:

Fujitsu Limited, Kawasaki, JP;

Inventors:

Michio Numata, Kawasaki, JP;

Yasuhiro Kuroda, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/00 (2006.01); G06F 13/40 (2006.01); H04L 12/56 (2006.01); G06F 15/177 (2006.01);
U.S. Cl.
CPC ...
G06F 13/4004 (2013.01); G06F 13/4022 (2013.01); H04L 49/101 (2013.01); G06F 15/177 (2013.01);
Abstract

According to an aspect of an embodiment, a server system includes a service processor, a plurality of system boards and a plurality of crossbar boards connecting the system boards. The service processor includes a first notifier that notifies each of the crossbar boards of a crossbar board subjected to maintenance. The crossbar boards each include a first transmitter that, when notified by the service processor that the crossbar board subjected to maintenance is another crossbar board, generates a suspension packet for suspending packet transmission to the another crossbar board and transmits the suspension packet to each of the system boards. The system boards each include a suspender that, when receiving the suspension packet from the crossbar board, suspends packet transmission to the crossbar board subjected to maintenance.


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